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1出版事項 1993主題 “...Telecommunication Canada Congresses....”
会議録 図書 -
2出版事項 1987主題 “...Telecommunication systems Great Britain Congresses....”
会議録 図書 -
3International Conference on the ISDN and Its Impact on Information Technology : 14-16 January 1985 /出版事項 1985主題 “...Telecommunication systems Congresses....”
図書 -
4